Title (en)

FLUID MACHINE

Title (de)

FLUIDMASCHINE

Title (fr)

MACHINE HYDRAULIQUE

Publication

EP 3680490 A4 20210324 (EN)

Application

EP 17924225 A 20170905

Priority

JP 2017031929 W 20170905

Abstract (en)

[origin: EP3680490A1] This fluid machine includes a motor housing, a rotating shaft which is inserted through the motor housing, an impeller which is mounted on a protruding portion of the rotating shaft, a facing portion which faces the motor housing on a first end side in the axial direction, a first opening which is provided on the first end side of the motor housing, a second opening which is provided on a second end side of the motor housing, an in-housing passage which communicates the first opening with the second opening, an exhaust passage which is formed between the motor housing and the facing portion and communicates the first opening with external air, and a rotating blade which is disposed between the first opening and the exhaust passage, mounted on the rotating shaft and is rotatable with the rotating shaft.

IPC 8 full level

F04D 29/58 (2006.01); F04D 17/10 (2006.01); F04D 17/16 (2006.01); F04D 25/06 (2006.01); F04D 25/08 (2006.01); F04D 29/053 (2006.01); F04D 29/26 (2006.01); H02K 9/06 (2006.01); F04D 29/10 (2006.01)

CPC (source: EP US)

F04D 17/10 (2013.01 - EP); F04D 17/16 (2013.01 - EP); F04D 25/06 (2013.01 - EP); F04D 25/082 (2013.01 - EP); F04D 29/053 (2013.01 - EP); F04D 29/08 (2013.01 - US); F04D 29/263 (2013.01 - EP); F04D 29/266 (2013.01 - EP); F04D 29/281 (2013.01 - US); F04D 29/4206 (2013.01 - US); F04D 29/58 (2013.01 - US); F04D 29/5806 (2013.01 - EP); H02K 9/06 (2013.01 - EP); F04D 29/102 (2013.01 - EP); F05D 2260/22141 (2013.01 - EP)

Citation (search report)

• [XI] GB 2079852 A 19820127 - SOEHNLE JULIUS FA
• [XI] EP 0784369 A1 19970716 - PATENT AG SA [CH]
• [XI] FR 1543943 A 19681031 - FISCHBACH KG BLECH METALL R
• See references of WO 2019049202A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3680490 A1 20200715; EP 3680490 A4 20210324; CA 3074822 A1 20190314; US 11261879 B2 20220301; US 2020200188 A1 20200625; WO 2019049202 A1 20190314

DOCDB simple family (application)

EP 17924225 A 20170905; CA 3074822 A 20170905; JP 2017031929 W 20170905; US 202016808387 A 20200304